lajuve111 lajuve111

03-04-2017
Mathematics

contestada

The area of a poster board is (x2 + 9x − 10) square inches. Find the dimensions of the poster board if x = 13.

Respuesta :

KitKat69 KitKat69

03-04-2017

If you know what x equals and the formula you would just put what X equals in for X: (13squared+9(13)-10). 13•13=169. 9•13=117. So 169+117-10=276 :)

Answer Link

Otras preguntas

solve: y=-3x+5 5x-4y=-3

John is 6 years older than Kathy. Together their ages equal four times Kathys age. How old is each?

What is the product of 8 and 54

What is the product of 8 and 54

What feature of a confederal system did the Confederate States of America most want? a powerful central government to oppose state governments a government focu

9+10 equals 21 is correct 9+10 in roman numerals are true IX+X=XXI?

What was the primary way the farms in the south differed from those in the north

I need a essay or paragraph about Dr. jose rizal

What is (3-4i)^2? In complex numbers?

What is a political machine?